Kilotest: Diagnoses of z-index not zero violation by HTML element 213 on Sightline Institute page

Here is how tools diagnose the z-index not zero issue for HTML element 213 of the Sightline Institute page.

Basics

• About the z-index not zero issue
  • Why it matters: User cannot predict the effect of clicking
  • Priority: lowest
  • Related WCAG standard: 1.4
• About the Sightline Institute page
  • URL: https://www.sightline.org/
  • Tested on 2026-04-03 at 04:04
• About HTML element 213
  • Take me there
  • Tag name: DIV
  • Text: Latest Research … …
  • Start tag: <div class="gb-container gb-container-83ac301e">
  • XPath: /html/body/div[2]/div[1]/div[1]/main[1]/article[1]/div[1]/div[1]/div[3]/div[1]/div[1]
  • Bounding box: x = 360, y = 1029, width = 1200, height = 1520

Diagnoses

1. z-index style property of the element is 2

   Tool: Testaro (CVS Health)

   Rule: zIndex